1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _UAPI_RDMA_NETLINK_H 3 #define _UAPI_RDMA_NETLINK_H 4 5 #include <linux/types.h> 6 7 enum { 8 RDMA_NL_RDMA_CM = 1, 9 RDMA_NL_IWCM, 10 RDMA_NL_RSVD, 11 RDMA_NL_LS, /* RDMA Local Services */ 12 RDMA_NL_NLDEV, /* RDMA device interface */ 13 RDMA_NL_NUM_CLIENTS 14 }; 15 16 enum { 17 RDMA_NL_GROUP_CM = 1, 18 RDMA_NL_GROUP_IWPM, 19 RDMA_NL_GROUP_LS, 20 RDMA_NL_NUM_GROUPS 21 }; 22 23 #define RDMA_NL_GET_CLIENT(type) ((type & (((1 << 6) - 1) << 10)) >> 10) 24 #define RDMA_NL_GET_OP(type) (type & ((1 << 10) - 1)) 25 #define RDMA_NL_GET_TYPE(client, op) ((client << 10) + op) 26 27 enum { 28 RDMA_NL_RDMA_CM_ID_STATS = 0, 29 RDMA_NL_RDMA_CM_NUM_OPS 30 }; 31 32 enum { 33 RDMA_NL_RDMA_CM_ATTR_SRC_ADDR = 1, 34 RDMA_NL_RDMA_CM_ATTR_DST_ADDR, 35 RDMA_NL_RDMA_CM_NUM_ATTR, 36 }; 37 38 /* iwarp port mapper op-codes */ 39 enum { 40 RDMA_NL_IWPM_REG_PID = 0, 41 RDMA_NL_IWPM_ADD_MAPPING, 42 RDMA_NL_IWPM_QUERY_MAPPING, 43 RDMA_NL_IWPM_REMOVE_MAPPING, 44 RDMA_NL_IWPM_REMOTE_INFO, 45 RDMA_NL_IWPM_HANDLE_ERR, 46 RDMA_NL_IWPM_MAPINFO, 47 RDMA_NL_IWPM_MAPINFO_NUM, 48 RDMA_NL_IWPM_NUM_OPS 49 }; 50 51 struct rdma_cm_id_stats { 52 __u32 qp_num; 53 __u32 bound_dev_if; 54 __u32 port_space; 55 __s32 pid; 56 __u8 cm_state; 57 __u8 node_type; 58 __u8 port_num; 59 __u8 qp_type; 60 }; 61 62 enum { 63 IWPM_NLA_REG_PID_UNSPEC = 0, 64 IWPM_NLA_REG_PID_SEQ, 65 IWPM_NLA_REG_IF_NAME, 66 IWPM_NLA_REG_IBDEV_NAME, 67 IWPM_NLA_REG_ULIB_NAME, 68 IWPM_NLA_REG_PID_MAX 69 }; 70 71 enum { 72 IWPM_NLA_RREG_PID_UNSPEC = 0, 73 IWPM_NLA_RREG_PID_SEQ, 74 IWPM_NLA_RREG_IBDEV_NAME, 75 IWPM_NLA_RREG_ULIB_NAME, 76 IWPM_NLA_RREG_ULIB_VER, 77 IWPM_NLA_RREG_PID_ERR, 78 IWPM_NLA_RREG_PID_MAX 79 80 }; 81 82 enum { 83 IWPM_NLA_MANAGE_MAPPING_UNSPEC = 0, 84 IWPM_NLA_MANAGE_MAPPING_SEQ, 85 IWPM_NLA_MANAGE_ADDR, 86 IWPM_NLA_MANAGE_MAPPED_LOC_ADDR, 87 IWPM_NLA_RMANAGE_MAPPING_ERR, 88 IWPM_NLA_RMANAGE_MAPPING_MAX 89 }; 90 91 #define IWPM_NLA_MANAGE_MAPPING_MAX 3 92 #define IWPM_NLA_QUERY_MAPPING_MAX 4 93 #define IWPM_NLA_MAPINFO_SEND_MAX 3 94 95 enum { 96 IWPM_NLA_QUERY_MAPPING_UNSPEC = 0, 97 IWPM_NLA_QUERY_MAPPING_SEQ, 98 IWPM_NLA_QUERY_LOCAL_ADDR, 99 IWPM_NLA_QUERY_REMOTE_ADDR, 100 IWPM_NLA_RQUERY_MAPPED_LOC_ADDR, 101 IWPM_NLA_RQUERY_MAPPED_REM_ADDR, 102 IWPM_NLA_RQUERY_MAPPING_ERR, 103 IWPM_NLA_RQUERY_MAPPING_MAX 104 }; 105 106 enum { 107 IWPM_NLA_MAPINFO_REQ_UNSPEC = 0, 108 IWPM_NLA_MAPINFO_ULIB_NAME, 109 IWPM_NLA_MAPINFO_ULIB_VER, 110 IWPM_NLA_MAPINFO_REQ_MAX 111 }; 112 113 enum { 114 IWPM_NLA_MAPINFO_UNSPEC = 0, 115 IWPM_NLA_MAPINFO_LOCAL_ADDR, 116 IWPM_NLA_MAPINFO_MAPPED_ADDR, 117 IWPM_NLA_MAPINFO_MAX 118 }; 119 120 enum { 121 IWPM_NLA_MAPINFO_NUM_UNSPEC = 0, 122 IWPM_NLA_MAPINFO_SEQ, 123 IWPM_NLA_MAPINFO_SEND_NUM, 124 IWPM_NLA_MAPINFO_ACK_NUM, 125 IWPM_NLA_MAPINFO_NUM_MAX 126 }; 127 128 enum { 129 IWPM_NLA_ERR_UNSPEC = 0, 130 IWPM_NLA_ERR_SEQ, 131 IWPM_NLA_ERR_CODE, 132 IWPM_NLA_ERR_MAX 133 }; 134 135 /* 136 * Local service operations: 137 * RESOLVE - The client requests the local service to resolve a path. 138 * SET_TIMEOUT - The local service requests the client to set the timeout. 139 * IP_RESOLVE - The client requests the local service to resolve an IP to GID. 140 */ 141 enum { 142 RDMA_NL_LS_OP_RESOLVE = 0, 143 RDMA_NL_LS_OP_SET_TIMEOUT, 144 RDMA_NL_LS_OP_IP_RESOLVE, 145 RDMA_NL_LS_NUM_OPS 146 }; 147 148 /* Local service netlink message flags */ 149 #define RDMA_NL_LS_F_ERR 0x0100 /* Failed response */ 150 151 /* 152 * Local service resolve operation family header. 153 * The layout for the resolve operation: 154 * nlmsg header 155 * family header 156 * attributes 157 */ 158 159 /* 160 * Local service path use: 161 * Specify how the path(s) will be used. 162 * ALL - For connected CM operation (6 pathrecords) 163 * UNIDIRECTIONAL - For unidirectional UD (1 pathrecord) 164 * GMP - For miscellaneous GMP like operation (at least 1 reversible 165 * pathrecord) 166 */ 167 enum { 168 LS_RESOLVE_PATH_USE_ALL = 0, 169 LS_RESOLVE_PATH_USE_UNIDIRECTIONAL, 170 LS_RESOLVE_PATH_USE_GMP, 171 LS_RESOLVE_PATH_USE_MAX 172 }; 173 174 #define LS_DEVICE_NAME_MAX 64 175 176 struct rdma_ls_resolve_header { 177 __u8 device_name[LS_DEVICE_NAME_MAX]; 178 __u8 port_num; 179 __u8 path_use; 180 }; 181 182 struct rdma_ls_ip_resolve_header { 183 __u32 ifindex; 184 }; 185 186 /* Local service attribute type */ 187 #define RDMA_NLA_F_MANDATORY (1 << 13) 188 #define RDMA_NLA_TYPE_MASK (~(NLA_F_NESTED | NLA_F_NET_BYTEORDER | \ 189 RDMA_NLA_F_MANDATORY)) 190 191 /* 192 * Local service attributes: 193 * Attr Name Size Byte order 194 * ----------------------------------------------------- 195 * PATH_RECORD struct ib_path_rec_data 196 * TIMEOUT u32 cpu 197 * SERVICE_ID u64 cpu 198 * DGID u8[16] BE 199 * SGID u8[16] BE 200 * TCLASS u8 201 * PKEY u16 cpu 202 * QOS_CLASS u16 cpu 203 * IPV4 u32 BE 204 * IPV6 u8[16] BE 205 */ 206 enum { 207 LS_NLA_TYPE_UNSPEC = 0, 208 LS_NLA_TYPE_PATH_RECORD, 209 LS_NLA_TYPE_TIMEOUT, 210 LS_NLA_TYPE_SERVICE_ID, 211 LS_NLA_TYPE_DGID, 212 LS_NLA_TYPE_SGID, 213 LS_NLA_TYPE_TCLASS, 214 LS_NLA_TYPE_PKEY, 215 LS_NLA_TYPE_QOS_CLASS, 216 LS_NLA_TYPE_IPV4, 217 LS_NLA_TYPE_IPV6, 218 LS_NLA_TYPE_MAX 219 }; 220 221 /* Local service DGID/SGID attribute: big endian */ 222 struct rdma_nla_ls_gid { 223 __u8 gid[16]; 224 }; 225 226 enum rdma_nldev_command { 227 RDMA_NLDEV_CMD_UNSPEC, 228 229 RDMA_NLDEV_CMD_GET, /* can dump */ 230 RDMA_NLDEV_CMD_SET, 231 232 /* 3 - 4 are free to use */ 233 234 RDMA_NLDEV_CMD_PORT_GET = 5, /* can dump */ 235 236 /* 6 - 8 are free to use */ 237 238 RDMA_NLDEV_CMD_RES_GET = 9, /* can dump */ 239 240 RDMA_NLDEV_CMD_RES_QP_GET, /* can dump */ 241 242 RDMA_NLDEV_CMD_RES_CM_ID_GET, /* can dump */ 243 244 RDMA_NLDEV_CMD_RES_CQ_GET, /* can dump */ 245 246 RDMA_NLDEV_CMD_RES_MR_GET, /* can dump */ 247 248 RDMA_NLDEV_CMD_RES_PD_GET, /* can dump */ 249 250 RDMA_NLDEV_NUM_OPS 251 }; 252 253 enum { 254 RDMA_NLDEV_ATTR_ENTRY_STRLEN = 16, 255 }; 256 257 enum rdma_nldev_print_type { 258 RDMA_NLDEV_PRINT_TYPE_UNSPEC, 259 RDMA_NLDEV_PRINT_TYPE_HEX, 260 }; 261 262 enum rdma_nldev_attr { 263 /* don't change the order or add anything between, this is ABI! */ 264 RDMA_NLDEV_ATTR_UNSPEC, 265 266 /* Pad attribute for 64b alignment */ 267 RDMA_NLDEV_ATTR_PAD = RDMA_NLDEV_ATTR_UNSPEC, 268 269 /* Identifier for ib_device */ 270 RDMA_NLDEV_ATTR_DEV_INDEX, /* u32 */ 271 272 RDMA_NLDEV_ATTR_DEV_NAME, /* string */ 273 /* 274 * Device index together with port index are identifiers 275 * for port/link properties. 276 * 277 * For RDMA_NLDEV_CMD_GET commamnd, port index will return number 278 * of available ports in ib_device, while for port specific operations, 279 * it will be real port index as it appears in sysfs. Port index follows 280 * sysfs notation and starts from 1 for the first port. 281 */ 282 RDMA_NLDEV_ATTR_PORT_INDEX, /* u32 */ 283 284 /* 285 * Device and port capabilities 286 * 287 * When used for port info, first 32-bits are CapabilityMask followed by 288 * 16-bit CapabilityMask2. 289 */ 290 RDMA_NLDEV_ATTR_CAP_FLAGS, /* u64 */ 291 292 /* 293 * FW version 294 */ 295 RDMA_NLDEV_ATTR_FW_VERSION, /* string */ 296 297 /* 298 * Node GUID (in host byte order) associated with the RDMA device. 299 */ 300 RDMA_NLDEV_ATTR_NODE_GUID, /* u64 */ 301 302 /* 303 * System image GUID (in host byte order) associated with 304 * this RDMA device and other devices which are part of a 305 * single system. 306 */ 307 RDMA_NLDEV_ATTR_SYS_IMAGE_GUID, /* u64 */ 308 309 /* 310 * Subnet prefix (in host byte order) 311 */ 312 RDMA_NLDEV_ATTR_SUBNET_PREFIX, /* u64 */ 313 314 /* 315 * Local Identifier (LID), 316 * According to IB specification, It is 16-bit address assigned 317 * by the Subnet Manager. Extended to be 32-bit for OmniPath users. 318 */ 319 RDMA_NLDEV_ATTR_LID, /* u32 */ 320 RDMA_NLDEV_ATTR_SM_LID, /* u32 */ 321 322 /* 323 * LID mask control (LMC) 324 */ 325 RDMA_NLDEV_ATTR_LMC, /* u8 */ 326 327 RDMA_NLDEV_ATTR_PORT_STATE, /* u8 */ 328 RDMA_NLDEV_ATTR_PORT_PHYS_STATE, /* u8 */ 329 330 RDMA_NLDEV_ATTR_DEV_NODE_TYPE, /* u8 */ 331 332 RDMA_NLDEV_ATTR_RES_SUMMARY, /* nested table */ 333 RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY, /* nested table */ 334 RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_NAME, /* string */ 335 RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR, /* u64 */ 336 337 RDMA_NLDEV_ATTR_RES_QP, /* nested table */ 338 RDMA_NLDEV_ATTR_RES_QP_ENTRY, /* nested table */ 339 /* 340 * Local QPN 341 */ 342 RDMA_NLDEV_ATTR_RES_LQPN, /* u32 */ 343 /* 344 * Remote QPN, 345 * Applicable for RC and UC only IBTA 11.2.5.3 QUERY QUEUE PAIR 346 */ 347 RDMA_NLDEV_ATTR_RES_RQPN, /* u32 */ 348 /* 349 * Receive Queue PSN, 350 * Applicable for RC and UC only 11.2.5.3 QUERY QUEUE PAIR 351 */ 352 RDMA_NLDEV_ATTR_RES_RQ_PSN, /* u32 */ 353 /* 354 * Send Queue PSN 355 */ 356 RDMA_NLDEV_ATTR_RES_SQ_PSN, /* u32 */ 357 RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE, /* u8 */ 358 /* 359 * QP types as visible to RDMA/core, the reserved QPT 360 * are not exported through this interface. 361 */ 362 RDMA_NLDEV_ATTR_RES_TYPE, /* u8 */ 363 RDMA_NLDEV_ATTR_RES_STATE, /* u8 */ 364 /* 365 * Process ID which created object, 366 * in case of kernel origin, PID won't exist. 367 */ 368 RDMA_NLDEV_ATTR_RES_PID, /* u32 */ 369 /* 370 * The name of process created following resource. 371 * It will exist only for kernel objects. 372 * For user created objects, the user is supposed 373 * to read /proc/PID/comm file. 374 */ 375 RDMA_NLDEV_ATTR_RES_KERN_NAME, /* string */ 376 377 RDMA_NLDEV_ATTR_RES_CM_ID, /* nested table */ 378 RDMA_NLDEV_ATTR_RES_CM_ID_ENTRY, /* nested table */ 379 /* 380 * rdma_cm_id port space. 381 */ 382 RDMA_NLDEV_ATTR_RES_PS, /* u32 */ 383 /* 384 * Source and destination socket addresses 385 */ 386 RDMA_NLDEV_ATTR_RES_SRC_ADDR, /* __kernel_sockaddr_storage */ 387 RDMA_NLDEV_ATTR_RES_DST_ADDR, /* __kernel_sockaddr_storage */ 388 389 RDMA_NLDEV_ATTR_RES_CQ, /* nested table */ 390 RDMA_NLDEV_ATTR_RES_CQ_ENTRY, /* nested table */ 391 RDMA_NLDEV_ATTR_RES_CQE, /* u32 */ 392 RDMA_NLDEV_ATTR_RES_USECNT, /* u64 */ 393 RDMA_NLDEV_ATTR_RES_POLL_CTX, /* u8 */ 394 395 RDMA_NLDEV_ATTR_RES_MR, /* nested table */ 396 RDMA_NLDEV_ATTR_RES_MR_ENTRY, /* nested table */ 397 RDMA_NLDEV_ATTR_RES_RKEY, /* u32 */ 398 RDMA_NLDEV_ATTR_RES_LKEY, /* u32 */ 399 RDMA_NLDEV_ATTR_RES_IOVA, /* u64 */ 400 RDMA_NLDEV_ATTR_RES_MRLEN, /* u64 */ 401 402 RDMA_NLDEV_ATTR_RES_PD, /* nested table */ 403 RDMA_NLDEV_ATTR_RES_PD_ENTRY, /* nested table */ 404 RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY, /* u32 */ 405 RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY, /* u32 */ 406 /* 407 * Provides logical name and index of netdevice which is 408 * connected to physical port. This information is relevant 409 * for RoCE and iWARP. 410 * 411 * The netdevices which are associated with containers are 412 * supposed to be exported together with GID table once it 413 * will be exposed through the netlink. Because the 414 * associated netdevices are properties of GIDs. 415 */ 416 RDMA_NLDEV_ATTR_NDEV_INDEX, /* u32 */ 417 RDMA_NLDEV_ATTR_NDEV_NAME, /* string */ 418 /* 419 * driver-specific attributes. 420 */ 421 RDMA_NLDEV_ATTR_DRIVER, /* nested table */ 422 RDMA_NLDEV_ATTR_DRIVER_ENTRY, /* nested table */ 423 RDMA_NLDEV_ATTR_DRIVER_STRING, /* string */ 424 /* 425 * u8 values from enum rdma_nldev_print_type 426 */ 427 RDMA_NLDEV_ATTR_DRIVER_PRINT_TYPE, /* u8 */ 428 RDMA_NLDEV_ATTR_DRIVER_S32, /* s32 */ 429 RDMA_NLDEV_ATTR_DRIVER_U32, /* u32 */ 430 RDMA_NLDEV_ATTR_DRIVER_S64, /* s64 */ 431 RDMA_NLDEV_ATTR_DRIVER_U64, /* u64 */ 432 433 /* 434 * Always the end 435 */ 436 RDMA_NLDEV_ATTR_MAX 437 }; 438 #endif /* _UAPI_RDMA_NETLINK_H */ 439